国家/地区 中国（2）
IPC部 B（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC C08K003/04（3）
发明人
公开年 2021（2）
申请年 2020（3）
专利权人

Surface heating composite sheet useful for constructing snowmelt pavement on a road comprises base sheet made of synthetic resin material, planar heating layer comprising insulating sheet, and conductive paste including carbon nanotubes.

OK C, OCK C

Super-barrier thermoplastic polyurethane film used for e.g. automobile interior trim and food packaging material, comprises thermoplastic polyurethane film layer, barrier layer containing inorganic particles, and bio-based barrier layer.

HE J, YANG B

Composite film useful in surface of building material, comprises modified graphene film and modified polyethylene thermal insulation film, and is prepared by compounding modified film and modified graphene film using binder.

YANG H